Merge pull request #917 from derezzedex/macos-url

Enable receiving URLs on MacOS

Cargo.toml

@@ -84,6 +84,7 @@ members = [
     "examples/todos",
     "examples/tour",
     "examples/tooltip",
+    "examples/url_handler",
 ]
 
 [dependencies]

examples/url_handler/Cargo.toml

@@ -0,0 +1,10 @@
+[package]
+name = "url_handler"
+version = "0.1.0"
+authors = ["Héctor Ramón Jiménez <hector0193@gmail.com>"]
+edition = "2018"
+publish = false
+
+[dependencies]
+iced = { path = "../.." }
+iced_native = { path = "../../native" }

examples/url_handler/src/main.rs

@@ -0,0 +1,73 @@
+use iced::{
+    executor, Application, Clipboard, Command, Container, Element, Length,
+    Settings, Subscription, Text,
+};
+use iced_native::{
+    event::{MacOS, PlatformSpecific},
+    Event,
+};
+
+pub fn main() -> iced::Result {
+    App::run(Settings::default())
+}
+
+#[derive(Debug, Default)]
+struct App {
+    url: Option<String>,
+}
+
+#[derive(Debug, Clone)]
+enum Message {
+    EventOccurred(iced_native::Event),
+}
+
+impl Application for App {
+    type Executor = executor::Default;
+    type Message = Message;
+    type Flags = ();
+
+    fn new(_flags: ()) -> (App, Command<Message>) {
+        (App::default(), Command::none())
+    }
+
+    fn title(&self) -> String {
+        String::from("Url - Iced")
+    }
+
+    fn update(
+        &mut self,
+        message: Message,
+        _clipboard: &mut Clipboard,
+    ) -> Command<Message> {
+        match message {
+            Message::EventOccurred(event) => {
+                if let Event::PlatformSpecific(PlatformSpecific::MacOS(
+                    MacOS::ReceivedUrl(url),
+                )) = event
+                {
+                    self.url = Some(url);
+                }
+            }
+        };
+
+        Command::none()
+    }
+
+    fn subscription(&self) -> Subscription<Message> {
+        iced_native::subscription::events().map(Message::EventOccurred)
+    }
+
+    fn view(&mut self) -> Element<Message> {
+        let content = match &self.url {
+            Some(url) => Text::new(format!("{}", url)),
+            None => Text::new("No URL received yet!"),
+        };
+
+        Container::new(content.size(48))
+            .width(Length::Fill)
+            .height(Length::Fill)
+            .center_x()
+            .center_y()
+            .into()
+    }
+}

glutin/Cargo.toml

@@ -13,8 +13,10 @@ categories = ["gui"]
 [features]
 debug = ["iced_winit/debug"]
 
-[dependencies]
+[dependencies.glutin]
-glutin = "0.27"
+version = "0.27"
+git = "https://github.com/iced-rs/glutin"
+rev = "be6793b5b3defc9452cd1c896cd315ed7442d546"
 
 [dependencies.iced_native]
 version = "0.4"

glutin/src/application.rs

@@ -237,6 +237,16 @@ async fn run_instance<A, E, C>(
 
                 context.window().request_redraw();
             }
+            event::Event::PlatformSpecific(event::PlatformSpecific::MacOS(
+                event::MacOS::ReceivedUrl(url),
+            )) => {
+                use iced_native::event;
+                events.push(iced_native::Event::PlatformSpecific(
+                    event::PlatformSpecific::MacOS(event::MacOS::ReceivedUrl(
+                        url,
+                    )),
+                ));
+            }
             event::Event::UserEvent(message) => {
                 messages.push(message);
             }

native/src/event.rs

@@ -23,6 +23,27 @@ pub enum Event {
 
     /// A touch event
     Touch(touch::Event),
+
+    /// A platform specific event
+    PlatformSpecific(PlatformSpecific),
+}
+
+/// A platform specific event
+#[derive(Debug, Clone, PartialEq)]
+pub enum PlatformSpecific {
+    /// A MacOS specific event
+    MacOS(MacOS),
+}
+
+/// Describes an event specific to MacOS
+#[derive(Debug, Clone, PartialEq)]
+pub enum MacOS {
+    /// Triggered when the app receives an URL from the system
+    ///
+    /// _**Note:** For this event to be triggered, the executable needs to be properly [bundled]!_
+    ///
+    /// [bundled]: https://developer.apple.com/library/archive/documentation/CoreFoundation/Conceptual/CFBundles/BundleTypes/BundleTypes.html#//apple_ref/doc/uid/10000123i-CH101-SW19
+    ReceivedUrl(String),
 }
 
 /// The status of an [`Event`] after being processed.

winit/Cargo.toml

@@ -14,11 +14,15 @@ categories = ["gui"]
 debug = ["iced_native/debug"]
 
 [dependencies]
-winit = "0.25"
 window_clipboard = "0.2"
 log = "0.4"
 thiserror = "1.0"
 
+[dependencies.winit]
+version = "0.25"
+git = "https://github.com/iced-rs/winit"
+rev = "9c358959ed99736566d50a511b03d2fed3aac2ae"
+
 [dependencies.iced_native]
 version = "0.4"
 path = "../native"

winit/src/application.rs

@@ -310,6 +310,16 @@ async fn run_instance<A, E, C>(
 
                 window.request_redraw();
             }
+            event::Event::PlatformSpecific(event::PlatformSpecific::MacOS(
+                event::MacOS::ReceivedUrl(url),
+            )) => {
+                use iced_native::event;
+                events.push(iced_native::Event::PlatformSpecific(
+                    event::PlatformSpecific::MacOS(event::MacOS::ReceivedUrl(
+                        url,
+                    )),
+                ));
+            }
             event::Event::UserEvent(message) => {
                 messages.push(message);
             }